Path analysis indicated that total saponins of rhizome mainly affected by alkaline nitrogen in soil rhizosphere, secondly by soil organic matter and soil urease activity.
通径分析结果表明，滇重楼总皂苷含量主要受其根际土壤碱解氮的影响，其次为土壤有机质和脲酶活性。
SPSS factor analysis is further used to ensure that total organic carbon is the key factor which limits the PHEs vertical distribution.
同时利用SPSS的因子分析法进一步确定总有机碳是制约菲垂向运移的主要因素。
SPSS factor analysis is further used to ensure that total organic carbon is the key factor which limits the PHEs vertical distribution.
同时利用SPSS的因子分析法进一步确定总有机碳是制约菲垂向运移的主要因素。
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